diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index b49b87c4b7..a52f3dba52 100644
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -10,7 +10,7 @@ RUN add-apt-repository -y ppa:chris-lea/redis-server; add-apt-repository -y ppa:
 RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
 RUN echo "deb http://repo.mongodb.org/apt/ubuntu "$(lsb_release -sc)"/mongodb-org/3.0 multiverse" | tee /etc/apt/sources.list.d/mongodb-org-3.0.list
 RUN apt-get update
-RUN apt-get install -y tmux git mercurial subversion python-dev python-pip libyaml-dev python-yaml python-paramiko python-jinja2 make postgresql python-psycopg2 python-ldap nodejs redis-server python-gevent libzmq3 python-zmq python-netifaces mongodb-org && rm -rf /var/lib/apt/lists/*
+RUN apt-get install -y tmux git mercurial subversion python-dev python-pip libyaml-dev python-yaml python-paramiko python-jinja2 make postgresql python-psycopg2 python-ldap nodejs redis-server python-gevent libzmq3 python-zmq python-netifaces mongodb-org python-psutil && rm -rf /var/lib/apt/lists/*
 RUN git clone http://d7f73f8614295715a4777bf15f46d0d486ad0e21:x-oauth-basic@github.com/ansible/ansible-commander.git tower
 RUN pip install Django==1.6.7 django-devserver django-debug-toolbar django-jenkins ipython ansible pymongo==2.8 mongoengine
 RUN cd /tower ; make develop